US Patent Issued to Chinalco Envir Prot & Energy Conserv Group, IAP, Jiangxi Academy of Sciences on Jan. 28 for "Method for preparing refractory from secondary aluminum dross" (Chinese Inventors)

ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,209,056, issued on Jan. 28, was assigned to Chinalco Envir Prot & Energy Conserv Group Co. Ltd. (Beijing) and IAP, Jiangxi Academy of Sciences (Jiangxi, China).

"Method for preparing refractory from secondary aluminum dross" was invented by Wanchao Liu (Beijing), Rixin Wang (Jiangxi, China), Yicheng Lian (Beijing) and Qiang Hu (Jiangxi, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for preparing a refractory from a secondary aluminum dross, the secondary aluminum dross including silica and alumina, and the refractory including a basic magnesium-aluminum refractory or an acidic magnesium-aluminum-silicon refractory; when the secondary alu...